Finding the Fourth Proportional to 14,424,520.29, 19,906,374.27 and 8,230,575.43
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Solution
The fourth proportional to 14,424,520.29, 19,906,374.27 and 8,230,575.43 is: 11,358,500.09
Step by Step Solution
- Step 1: Write the proportion equation
14,424,520.29 : 19,906,374.27 = 8,230,575.43 : x - Step 2: Convert to fraction form
14,424,520.29/19,906,374.27 = 8,230,575.43/x - Step 3: Cross multiply
14,424,520.29x = 19,906,374.27 × 8,230,575.43 - Step 4: Simplify right side
14,424,520.29x = 163,840,914,967,046.19 - Step 5: Solve for x
x = 163,840,914,967,046.19/14,424,520.29 - Step 6: Final answer
x = 11,358,500.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.